SmartRepair Hair Serum — a lightweight, leave-in serum inspired by advanced Korean hair care. Just a few drops tame frizz, seal split ends, and boost that salon-like shine instantly. This serum forms an invisible protective shield against heat styling and daily damage while keeping hair smooth, soft, and glossy without weighing it down. Perfect for quick touch-ups or as the final step after styling — your everyday rescue for healthy-looking hair that feels as good as it looks.